# No Sanding Method The no-sanding method is the quickest and easiest method to achieve a decent level of finish to PLA prints. Aesthetically this process will not cover up the striations on your 3D-prints, however it is a great method for quickly colouring and finishing your parts to convey desirable effects. ![](/files/-LjnL8WyhJmgouQ2dFZk) ### Summary | Category | Rating | | -------------- | --------- | | Speed | ★ ★ ★ ★ ★ | | Finish Quality | ★ ★ ★ ☆ ☆ | ![](/files/-LjnM7q89f02IvpCipG5) ### Materials * High-cover aerosol paint + primer (such as Rustoleum 2X) * Clear Satin Fast-Drying Polyurethane (such as Cabbots or MinWax) * Isopropyl wipes or similar to clean part ### Method 1. First ensure that the part is clean and dry. **Wipe the part** down with Isopropyl wipes or a similar product. 2. Apply a **medium coat** of high-cover paint to the part 3. Immediately apply a **light coat** of the polyurethane 4. **Wait 10 minutes** in-between coats 5. Repeat steps 2-4 a total of **5 times** 6. Leave the part to **dry overnigh**t 7. If the part is discoloured, it **may** benefit from a final coat of high-cover paint. ![](/files/-LjnMt2YUUD-BFVYnr4v) {% embed url="" %} No-Sand Method Instructional Video {% endembed %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://ms-kb.msd.unimelb.edu.au/next-lab/3d-printing/key-techniques/post-processing-ghabbour/no-sanding-method.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.